Open .ICON file Extension

The error "There is no application set to open the document." is a common problem faced by millions of Mac users daily. This happens either because the required app to open that file does not exist or there might be some malicious apps tempering your Mac

.IC

What is .ICON file?

Contains image data for a computer icon used to represent files, folders, applications, etc; typically saved as small square bitmap image ranging from 16x16 to 256x256 pixels in size.
Most Mac Icon files use the .ICO extension. Macintosh Icon files use the .ICNS extension.